<template>
 <div class="login">
  <el-form ref="form" :model="form" class="container" :rules="rules">
      <el-form-item> 
          <div class="avatar">
              <img src="../assets/avatar.jpg" alt="">
          </div>
      </el-form-item>
  <el-form-item prop="username"> 
      <el-input v-model="form.username" suffix-icon="myicon myicon-user" placeholder="请输入账号" >
    </el-input> </el-form-item>
  <el-form-item prop="password">
      <el-input v-model="form.password" placeholder="请输入密码" suffix-icon="myicon myicon-key" ></el-input>
    </el-form-item>
  <el-form-item >
      <el-button type="primary" class="login-btn" @click="Dl">立即登录</el-button> 
  </el-form-item>
  </el-form>
 </div>
</template>
<script>
 export default {
   data () {
     return {
       form:{
          username:'',
          password:''
       },
        rules: {
          username: [
            { required: true, message: '请输入账号', trigger: 'blur' },
            { min: 3, max: 5, message: '长度在 3 到 5 个字符', trigger: 'blur' }
          ],
        password: [
            { required: true, message: '请输入密码', trigger: 'blur' },
            { min: 3, max: 5, message: '长度在 3 到 5 个字符', trigger: 'blur' }
          ]
     }
   }
 }
 }
</script>

<style>
  .login {
  position: fixed;
  width: 100%;
  height: 100%;
  background-color: #2f4050;
}
  .container {
    position: absolute;
    left: 0;
    right: 0;
    width: 400px;
    padding: 0px 40px 15px 40px;
    margin: 200px auto;
    background: white;
  }
    .avatar {
      position: relative;
      left: 50%;
      width: 120px;
      height: 120px;
      margin-left: -60px;
      margin-top: -60px;
      box-sizing: border-box;
      border-radius: 50%;
      border: 10px solid #fff;
      box-shadow: 0 1px 5px #ccc;
      overflow: hidden;
    }
    .login-btn {
      width: 100%;
    }

</style>
